1.Data for reference:
Element: SiO2 MgO Al2O3 Fe2O3 CaO K2O H2O PH
Content%37-42 11-23 9-17 3.5-18 1-3 5-8 7-18 8-11
Asbestos fibers:NONE
2.Color:silver and Gold
Technique:raw and expanded
Expansion ratios of Raw vermiculite:6.5-11times
Impurity:10%-18%
Moisture:5%max
Bulk density of expanded vermiculite:110-200kgs/m3
Impurity:5%max
Moisture:0.1%max
3.Size:
Raw gold vermiculite0-30um,0.3-0.65mm,0.65-1mm 20-40mesh,10-40mesh, ,0.3-1mm
1.5-2.5mm,1-2mm,2-4mm,3-8mm,4-8mm
Raw silver vermiculite: 0.25-0.7mm,0.3-1mm,1-2mm,2-4mm,3-8mm,4-8mm,20-40mesh,40-60mesh
Expanded golden vermiculite:
0.3-0.65mm,0.65-1mm,1-2mm 2-4mm,1-3mm,0.3-1mm,3-6mm,4-8mm
Expanded silver vermiculite:
0.3-1mm ,1-2mm,2-4mm,1-3mm,3-5mm,3-6mm,4-8mm
Or depend on client’s demands